000 00405nam a2200157Ia 4500
008 250909s9999||||xx |||||||||||||| ||und||
035 _a1930
082 _a621.362
100 _aSUBRAMANYA,K / LAL, B. / AVADHANULU,M.N
245 2 _aA TEXTBOOK OF OPTICS
260 _bS.CHAND & COMPANY PVT LTD
_c1966 R.P.2019
300 _aI-XX 1-729
500 _aRBPL78614/19-20
650 _aA.P.S.C
942 _cBK
999 _c20105
_d20105